Home / 4,697,178.84-7,043,548.82-1,819,893.60

Finding the Fourth Proportional to 4,697,178.84, 7,043,548.82 and 1,819,893.60

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Solution

The fourth proportional to 4,697,178.84, 7,043,548.82 and 1,819,893.60 is: 2,728,980.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,697,178.84 : 7,043,548.82 = 1,819,893.60 : x
  2. Step 2: Convert to fraction form
    4,697,178.84/7,043,548.82 = 1,819,893.60/x
  3. Step 3: Cross multiply
    4,697,178.84x = 7,043,548.82 × 1,819,893.60
  4. Step 4: Simplify right side
    4,697,178.84x = 12,818,509,418,805.55
  5. Step 5: Solve for x
    x = 12,818,509,418,805.55/4,697,178.84
  6. Step 6: Final answer
    x = 2,728,980.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.